package chapter1031;

public class TestFrock3 {
    public static void main(String[] args) {
        Frock3 a = new Frock3();
        Frock3 b = new Frock3();
        Frock3 c = new Frock3();

        System.out.println(a.getSerialNumber());
        System.out.println(b.getSerialNumber());
        System.out.println(c.getSerialNumber());
    }
}
